Revert "Skip initializing optional arguments to nil" and add test
#12304
| Job | Run time |
|---|---|
| 23m 15s | |
| 24m 16s | |
| 47m 31s |
nil" and add test
#12304
| Job | Run time |
|---|---|
| 23m 15s | |
| 24m 16s | |
| 47m 31s |